Meteorites That Helped Form Earth May Have Originated in the Outer Solar System - SciTechDaily

Evidence suggests surface minerals of outer main-belt asteroids, proposed to have sourced building blocks of Earth's water and life, are only stable at low temperatures. These asteroids formed in distant orbits and may help explain Earth's composition. Our So…

An artist’s illustration of the asteroid belt. Credit: NASA/JPL-Caltech Evidence suggests surface minerals of outer main-belt asteroids, proposed to have sourced building blocks of Earth’s water and… [+7356 chars]

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